-48.45% is the change from 291 to 150
Calculation steps:
[( 150 - 291 ) ÷ 291] x 100 = -48.45%
Formula
Percentage change = [(150 - 291) / 291] x 100
Subtract the new number by the original number
150 - 291 = -141
-141 ÷ 291 = -0.4845360824742268
-0.4845360824742268 x 100 = -48.45%